HVDC Transmission System Operation, Types, Principle, Working, Construction

HIGH VOLTAGE DIRECT CURRENT TRANSMISSION (HVDC) In past days the transmission, distribution and utilization of electrical energy was dominated by alternating current. After invention of large high powered mercury is rectifiers dc is also considered for transmission of electrical energy economically. Principle of HVDC Transmission System Operation HVDC transmission system at sending end there is … Read more

SF6 Circuit Breaker, Working, Construction, Cost, Manufacturer

SULPHUR HEXAFLUORIDE (SF6) CIRCUIT BREAKER INTRODUCTION The circuit breaker uses sulfur hexafluoride arc extinguished medium called as SF6 circuit breaker. The sf6 gas electronegative gas because it has capability of absorbs electrons the sulphur hexafluoride circuit breaker is used to the power system like distribution and transmission system. It’s used disconnect from unwanted electric hazards … Read more

What is Substation, Types, Selection, Equipments, Working, Method

INTRODUCTION In a generation transmission and distribution of electrical power ac supply system is applicable and the generating stations cannot be installed in the midst of populated areas the transmission is network is unavoidable. So the power is transmit to the consumers through a network of transmission and distribution. It may be necessary at many … Read more

Type of Transmission Line, Working, Performance, Analysis, Difference

Introduction The design and operation of a transmission line is greatly influence by the voltage drop line losses and efficiency of transmission system. All these factors related to transmission system are dependent on the line parameters that is resistance (R), inductance (L), and capacitance (C) of the transmission line. Depending on the values of these … Read more